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Spreadsheet column labels reveal bijective base systems lack zero analogs in ancient numeral detection

Spreadsheet column labeling exposes how bijective base systems differ from traditional bases by omitting zero, complicating archaeological numeral analysis

WHY IT MATTERS

Engineers working with numeral systems or data encoding may encounter edge cases where zero's absence changes expected behavior. This distinction affects how we interpret legacy systems or reconstruct ancient numerical representations from incomplete data.

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The three things worth knowing

01

Spreadsheet column labels (A, B..., Z, AA, AB) use bijective base 26, not traditional base 26, because they lack a zero analog

02

Detecting zero in ancient numeral systems requires large samples or contextual clues like consecutive numbers or known values

03

Bijective base systems can mimic traditional bases but behave differently at rollover points (e.g., Y followed by AA instead of AZ)

THE CLUSTER

Same story, 2 feeds.

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John D. Cook How would you know whether an ancient culture had zero? Open ↗
johndcook.com via Hacker News How would you know whether an ancient culture had zero? Open ↗